The EU Aviation Safety Agency issued a warning about the same MacBook Pro models this month, telling airlines in the region to follow 2017 rules that require devices with recalled lithium-ion batteries to be switched off and not used during flights.

Apple announced a voluntary recall in June of a limited number of older generation 15-inch MacBook Pro units which contain a battery that may overheat and pose a safety risk. The units were sold primarily between September 2015 and February 2017 and can be identified by their product serial number.The recall does not affect any other 15-inch MacBook Pro units or other Mac notebooks.

Apple asking customers to stop using affected 15-inch MacBook Pro units and can check the company's website for details on product eligibility and how to have a battery replaced, free of charge.